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CN102511929A - Ventilative shape-fixed compound tip sticks and preparation method thereof - Google Patents

Ventilative shape-fixed compound tip sticks and preparation method thereof Download PDF

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Publication number
CN102511929A
CN102511929A CN2011103543932A CN201110354393A CN102511929A CN 102511929 A CN102511929 A CN 102511929A CN 2011103543932 A CN2011103543932 A CN 2011103543932A CN 201110354393 A CN201110354393 A CN 201110354393A CN 102511929 A CN102511929 A CN 102511929A
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CN
China
Prior art keywords
raw material
solid shape
mouth rod
yew paper
stick
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2011103543932A
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Chinese (zh)
Inventor
杨涛
洪学晖
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
YUNNAN ZHENGBANG BIOLOGICAL TECHNOLOGY Co Ltd
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YUNNAN ZHENGBANG BIOLOGICAL TECHNOLOGY Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Priority to CN2011103543932A priority Critical patent/CN102511929A/en
Publication of CN102511929A publication Critical patent/CN102511929A/en
Pending legal-status Critical Current

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  • Manufacturing Of Cigar And Cigarette Tobacco (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)

Abstract

The invention provides ventilative shape-fixed compound tip sticks belonging to the field of cigarette products. The invention particularly relates to the design of the novel filter sticks of cigarettes and a preparation method. According to the design of the novel filter sticks of the cigarettes and the preparation method, the operation of laser perforating is carried out on yew paper corresponding to the position of a pressure loss area of a shape-fixed unit section. According to a preparation method for the filter tip sticks of cigarettes, which is provided by the invention, a ventilation technology of filter tips and the shape-fixed tip sticks of cigarettes are combined together so as to obtain better diluting property, and the diluting property can be lowered to a predicted value. On the basis that the smoking smell of cigarettes is not influenced obviously, the harmful components of tar oil and fume can be effectively and obviously lowered.

Description

Solid shape composite tip stick of a kind of ventilation and preparation method thereof
Technical field
The invention belongs to the cigarette products field, the design and the preparation method of the novel filter stick of particularly a kind of cigarette.
Background technology
It is the indispensable part of cigarette as the instrument of holding back flue gas that cigarette is considered rod, to cigarette smoke harmful components, nicotine; Tar has filtration; Stop and suction-operated that the form of filter tip is rich and varied in the market, excellent filter tip in binary composite filter tip, ternary composite filter tip, hollow filter tip, the rod, spices line filter tip and absorption line filter tip etc. are arranged; For the length that increases filter tip and make polynary filter stick; Between each unit, add various additives and reach the reducing tar and reducing harm effect, flue gas is good more through the long-acting more fruit of flow process of filter tip, but the limited length of filter tip in actual cigarette props up; The unit of the polynary filter stick of made is also limited, brings bottleneck to reducing tar and reducing harm like this.But the mouth rod adding solid shape recombiner unit has just increased the flow process of flue gas, but makes cigarette smoke sedimentation flue gas through filter stick the time get tar and other harmful substances.
Application number is that 03233850.3 Chinese patent discloses a kind of punching Cigarette mouth rod; The annular punching is single or double on the yew paper of common acetate fiber; Its degree of depth is that cigarette degree of ventilation stability keeps setting numerical value for penetrating cigarette yew paper and forming paper to acetate silk surface, can reduce on the basis of tar again; Save the cigarette material of high-air-permeability, but the dilution and the sedimentation of cigarette smoke well do not embodied.
Application number 200710055310.3 discloses a kind of PLA filter stick for cigarettes, and this filter stick is through shredding, and is bonding; Cutting, parcel and post processing and get are mainly with the tow mode; Each other your adhesion of tow, forming UNICOM is three-dimensional net structure, has good strainability and mechanical performance.
Summary of the invention
The object of the invention is intended to overcome the defective of prior art, provides a kind of with solid shape mouth rod of cigarette ventilation and preparation method, and can effectively reduce the preparation method of the filter stick of tar and harmful ingredients in flue gas.
The solid shape composite tip stick of a kind of ventilation of the present invention is characterized in that, is on the corresponding yew paper of the decompression zone position of solid shape elementary section, to carry out laser boring.
The solid shape composite tip stick of described ventilation, it be with one or more of PLA, PVC, PCL as raw material, the composite of processing through mixed processing, modified technique injection moulding then gets, its concrete steps are:
A, raw material: screen pollution-free, can be biodegradable, one or more of the PLA of color between transparent and translucent, PVC, PCL;
B, material incipient melting, temperature reaches the raw material fusing point;
C, plasticizer, modifier etc. are added in the raw material 1:1~5 by a certain percentage;
D, stir, raw material and auxiliary material are mixed;
E, with steps d gained raw material, use the injection moulding injection mo(u)lding by machine on the solid shape mouth rod design drawing;
F, the solid shape mouth rod of moulding is added filter stick form composite tip stick;
G, the yew paper of the solid type elementary section in the composite tip stick is carried out laser boring.
The quantity of said yew paper punching is 1-15, and each hole depth is not passed forming paper for passing yew paper, and punching is poroid into minutia.
Said raw material is medical grade PLA, one or several mixing in medical PCL or the medical grade PVC.
Said plasticizer is hot one or more of triacetyl glycerine triacetyl glycerine, citrate, epoxidized soybean oil, acetyl tributyl citrate three, and the triacetyl glycerine mass ratio is 60-100%.
Said modifier is ATBC or triacetyl glycerine.
The present invention combines the solid shape mouth rod of filter tip aeration technology and cigarette recombiner unit to make, make air with combine through the cigarette mainstream flue gas of consolidating the shape recombiner unit.When cigarette during in aspiration phases; Main flume flows into filter stick from pipe tobacco; Because the design of the particular principles of solid type filter stick, its inside has produced anallobar and decompression district, on the outer yew paper in decompression district, carries out laser boring; Because of the gas pressure in the inner decompression of filter stick district less than outside atmospheric pressure, so the space that extraneous air will see through on the yew paper gets into the effect that filter tip inside reach the dilution flue gas.
The solid shape mouth rod of tobacco smoke filter element ventilation that adopts the method for the invention preparation and get is Gu shape mouth rod tipping paper laser beam drilling structure has aeration preferably; Cigarette smoke combines with air, increases the ventilation rate of cigarette, has reduced the suction capacity of cigarette burning awl; Be that exhaust gas volumn descends to some extent; Cause low branch subclass gas to descend, granule phase substance also descends to some extent, under the situation that does not increase filter stick length, increases polynary filter stick unit in conjunction with the solid shape mouth rod of cigarette; Reach the effect of reducing tar and reducing harm, make cigarette be issued to reducing tar and reducing harm in the condition of mouth rod limited length.
The preparation method of cigarette filter stick of the present invention; The solid shape mouth rod of filter tip aeration technology and cigarette combined to have possessed dilute characteristic preferably; Predicted value can be reduced to, on the basis of cigarette odor-absorbing not being had obvious influence, tar and harmful ingredients in flue gas can be effectively significantly reduced.The solid shape mouth rod of the tipping paper laser beam drilling that preparation gets according to the method for the invention directly can combine present mouth rod forming technology and directly use, and industrial applications is convenient.
Description of drawings
Fig. 1 is the solid shape mouth bar structure sketch map of the present invention.
Fig. 2 is a yew paper punch position sketch map of the present invention.
The specific embodiment
Through embodiment, the present invention is described further below, but they non-be not to qualification of the present invention.
Embodiment 1
The solid shape mouth of making through following process of ventilation is excellent
A, raw material: screen pollution-free, can be biodegradable, one or more of the PLA of color between transparent and translucent, PVC, PCL;
B, material incipient melting, temperature reaches the raw material fusing point;
C, with plasticizer, modifier etc. by a certain percentage 1:1 add in the raw material;
D, stir, raw material and auxiliary material are mixed;
E, with steps d gained raw material, by machine injection mo(u)lding on the solid shape mouth rod design drawing;
F, the solid shape mouth rod of moulding is added filter stick form composite tip stick;
G, the yew paper of the solid type elementary section in the composite tip stick is carried out laser boring.
Select with one or more of PLA, PVC, PCL as raw material; Mix 30min down through adding triacetyl glycerine, citrate normal temperature and pressure; Mixed proportion be 5:0.5-2 mixing 30min as plasticizer, modifier is ATBC, processes solid type mouth rod unit with the plasticizer ratio for the 6.5:1-3 modification forms new composite; Then the yew paper section of wrapping up solid type mouth rod unit is carried out 5 of laser borings, punch position is as shown in Figure 2.The mouth rod that the present invention shot, cigarette is when aspiration phases, and main flume flows into filter stick from pipe tobacco; Because the particular principles of solid type filter stick design; Its inside has produced anallobar and decompression district, and is as shown in Figure 1, on the outer yew paper in decompression district, carries out laser boring; Because of the gas pressure in the inner decompression of filter stick district less than outside atmospheric pressure, so the space that extraneous air will see through on the yew paper gets into the effect that filter tip inside reach the dilution flue gas.Compare fume indication with contrast.Inhaling the flavor style does not have negative effect, and the flue gas soften rises.
Embodiment 2
The solid shape mouth of making through following process of ventilation is excellent
A, raw material: screen pollution-free, can be biodegradable, one or more of the PLA of color between transparent and translucent, PVC, PCL;
B, material incipient melting, temperature reaches the raw material fusing point;
C, with plasticizer, modifier etc. by a certain percentage 1:2 add in the raw material;
D, stir, raw material and auxiliary material are mixed;
E, with steps d gained raw material, by machine injection mo(u)lding on the solid shape mouth rod design drawing;
F, the solid shape mouth rod of moulding is added filter stick form composite tip stick;
G, the yew paper of the solid type elementary section in the composite tip stick is carried out laser boring.
Select with one or more of PLA, PVC, PCL as raw material; Mix 30min down through adding triacetyl glycerine and epoxy soybean normal temperature and pressure; Mixed proportion is that 5:0.5-2 mixing 30min is as plasticizer; Modifier is triacetyl glycerine, processes solid type mouth rod unit with the plasticizer ratio for the 6.5:1-3 modification forms new composite, then the yew paper section of wrapping up solid type mouth rod unit is carried out 8 of laser borings.Compare fume indication with contrast.Inhaling the flavor style does not have negative effect, and the flue gas soften rises, and flue gas is fine and smooth.
Embodiment 3
The solid shape mouth of making through following process of ventilation is excellent
A, raw material: screen pollution-free, can be biodegradable, one or more of the PLA of color between transparent and translucent, PVC, PCL;
B, material incipient melting, temperature reaches the raw material fusing point;
C, with plasticizer, modifier etc. by a certain percentage 1:3 add in the raw material;
D, stir, raw material and auxiliary material are mixed;
E, with steps d gained raw material, by machine injection mo(u)lding on the solid shape mouth rod design drawing;
F, the solid shape mouth rod of moulding is added filter stick form composite tip stick;
G, the yew paper of the solid type elementary section in the composite tip stick is carried out laser boring.
Select with one or more of PLA, PVC, PCL as raw material; Mix 30min down through adding triacetyl glycerine and acetyl tributyl citrate three hot normal temperature and pressures; Mixed proportion is that 5:0.5-2 mixing 30min is as plasticizer; Modifier is ATBC, processes solid type mouth rod unit with the plasticizer ratio for the 6.5:1-3 modification forms new composite, then the yew paper section of wrapping up solid type mouth rod unit is carried out 10 of laser borings.Compare fume indication with contrast.Inhaling the flavor style does not have negative effect, and the flue gas soften rises, and flue gas is fine and smooth.
Embodiment 4
The solid shape mouth of making through following process of ventilation is excellent
A, raw material: screen pollution-free, can be biodegradable, one or more of the PLA of color between transparent and translucent, PVC, PCL;
B, material incipient melting, temperature reaches the raw material fusing point;
C, with plasticizer, modifier etc. by a certain percentage 1:4 add in the raw material;
D, stir, raw material and auxiliary material are mixed;
E, with steps d gained raw material, by machine injection mo(u)lding on the solid shape mouth rod design drawing;
F, the solid shape mouth rod of moulding is added filter stick form composite tip stick;
G, the yew paper of the solid type elementary section in the composite tip stick is carried out office's punching.
Select with one or more of PLA, PVC, PCL as raw material; Mix 30min down through adding triacetyl glycerine and citrate normal temperature and pressure; Mixed proportion is that 5:0.5-2 mixing 30min is as plasticizer; Modifier is ATBC, processes solid type mouth rod unit with the plasticizer ratio for the 6.5:1-3 modification forms new composite, then the yew paper section of wrapping up solid type mouth rod unit is carried out 12 of laser borings.Compare fume indication with contrast.Inhaling the flavor style does not have negative effect, and the flue gas soften rises, and flue gas is slightly light.
Embodiment 5
The solid shape mouth of making through following process of ventilation is excellent
A, raw material: screen pollution-free, can be biodegradable, one or more of the PLA of color between transparent and translucent, PVC, PCL;
B, material incipient melting, temperature reaches the raw material fusing point;
C, with plasticizer, modifier etc. by a certain percentage 1:5 add in the raw material;
D, stir, raw material and auxiliary material are mixed;
E, with steps d gained raw material, by machine injection mo(u)lding on the solid shape mouth rod design drawing;
F, the solid shape mouth rod of moulding is added filter stick form composite tip stick;
G, the yew paper of the solid type elementary section in the composite tip stick is carried out office's punching.
Select with one or more of PLA, PVC, PCL as raw material; Mix 30min down through adding triacetyl glycerine and epoxidized soybean oil normal temperature and pressure; Mixed proportion is that 5:0.5-2 mixing 30min is as plasticizer; Modifier is triacetyl glycerine, processes solid type mouth rod unit with the plasticizer ratio for the 6.5:1-3 modification forms new composite, then the yew paper section of wrapping up solid type mouth rod unit is carried out 15 of laser borings.Compare fume indication with contrast.Inhaling the flavor style does not have negative effect, and the flue gas soften rises, and flue gas is slightly light.
Embodiment 6
The solid shape mouth of making through following process of ventilation is excellent
A, raw material: screen pollution-free, can be biodegradable, one or more of the PLA of color between transparent and translucent, PVC, PCL;
B, material incipient melting, temperature reaches the raw material fusing point;
C, with plasticizer, modifier etc. by a certain percentage 1:1 add in the raw material;
D, stir, raw material and auxiliary material are mixed;
E, with steps d gained raw material, by machine injection mo(u)lding on the solid shape mouth rod design drawing;
F, the solid shape mouth rod of moulding is added filter stick form composite tip stick;
G, the yew paper of the solid type elementary section in the composite tip stick is carried out office's punching.
Select with one or more of PLA, PVC, PCL as raw material; Mix 30min down through adding triacetyl glycerine and acetyl tributyl citrate three hot normal temperature and pressures; Mixed proportion is that 5:0.5-2 mixing 30min is as plasticizer; Modifier is ATBC, processes solid type mouth rod unit with the plasticizer ratio for the 6.5:1-3 modification forms new composite, then the yew paper section of wrapping up solid type mouth rod unit is carried out double totally 6 of laser boring.Compare fume indication with contrast.Inhaling the flavor style does not have negative effect, and the flue gas soften rises.
Embodiment 7
The solid shape mouth of making through following process of ventilation is excellent
A, raw material: screen pollution-free, can be biodegradable, one or more of the PLA of color between transparent and translucent, PVC, PCL;
B, material incipient melting, temperature reaches the raw material fusing point;
C, with plasticizer, modifier etc. by a certain percentage 1:2 add in the raw material;
D, stir, raw material and auxiliary material are mixed;
E, with steps d gained raw material, by machine injection mo(u)lding on the solid shape mouth rod design drawing;
F, the solid shape mouth rod of moulding is added filter stick form composite tip stick;
G, the yew paper of the solid type elementary section in the composite tip stick is carried out laser boring.
Select with one or more of PLA, PVC, PCL as raw material; Mix 30min down through adding triacetyl glycerine, citrate and acetyl tributyl citrate three hot normal temperature and pressures; Mixed proportion is that 5:0.5-2:1-2 mixing 30min is as plasticizer; Modifier is ATBC, processes solid type mouth rod unit with the plasticizer ratio for the 6.5:1-3 modification forms new composite, then the yew paper section of wrapping up solid type mouth rod unit is carried out double totally 8 of laser boring.Compare fume indication with contrast.Inhaling the flavor style does not have negative effect, and the flue gas soften rises, and flue gas is fine and smooth.
Embodiment 8
The solid shape mouth of making through following process of ventilation is excellent
A, raw material: screen pollution-free, can be biodegradable, one or more of the PLA of color between transparent and translucent, PVC, PCL;
B, material incipient melting, temperature reaches the raw material fusing point;
C, with plasticizer, modifier etc. by a certain percentage 1:3 add in the raw material;
D, stir, raw material and auxiliary material are mixed;
E, with steps d gained raw material, by machine injection mo(u)lding on the solid shape mouth rod design drawing;
F, the solid shape mouth rod of moulding is added filter stick form composite tip stick;
G, the yew paper of the solid type elementary section in the composite tip stick is carried out laser boring.
Select with one or more of PLA, PVC, PCL as raw material; Mix 30min down through adding triacetyl glycerine, epoxidized soybean oil and acetyl tributyl citrate three hot normal temperature and pressures; Mixed proportion is that 5:0.5-2:1-2 mixing 30min is as plasticizer; Modifier is ATBC, processes solid type mouth rod unit with the plasticizer ratio for the 6.5:1-3 modification forms new composite, then the yew paper section of wrapping up solid type mouth rod unit is carried out double totally 10 of laser boring.Compare fume indication with contrast.Inhaling the flavor style does not have negative effect, and the flue gas soften rises, and flue gas is fine and smooth.
Embodiment 9
The solid shape mouth of making through following process of ventilation is excellent
A, raw material: screen pollution-free, can be biodegradable, one or more of the PLA of color between transparent and translucent, PVC, PCL;
B, material incipient melting, temperature reaches the raw material fusing point;
C, with plasticizer, modifier etc. by a certain percentage 1:4 add in the raw material;
D, stir, raw material and auxiliary material are mixed;
E, with steps d gained raw material, by machine injection mo(u)lding on the solid shape mouth rod design drawing;
F, the solid shape mouth rod of moulding is added filter stick form composite tip stick;
G, the yew paper of the solid type elementary section in the composite tip stick is carried out office's punching.
Select with one or more of PLA, PVC, PCL as raw material; Mix 30min down through adding triacetyl glycerine, epoxidized soybean oil and acetyl tributyl citrate three hot normal temperature and pressures; Mixed proportion for 5:0.5-2:1-2 mixing 30min as plasticizer; Modifier is ATBC, processes solid type mouth rod unit with the plasticizer ratio for the 6.5:1-3 modification forms new composite, then the yew paper section of wrapping up solid type mouth rod unit is carried out double totally 12 of laser boring.Compare fume indication with contrast.Inhaling the flavor style does not have negative effect, and the flue gas soften rises, and flue gas is slightly light.
Embodiment 10
The solid shape mouth of making through following process of ventilation is excellent
A, raw material: screen pollution-free, can be biodegradable, one or more of the PLA of color between transparent and translucent, PVC, PCL;
B, material incipient melting, temperature reaches the raw material fusing point;
C, with plasticizer, modifier etc. by a certain percentage 1:5 add in the raw material;
D, stir, raw material and auxiliary material are mixed;
E, with steps d gained raw material, by machine injection mo(u)lding on the solid shape mouth rod design drawing;
F, the solid shape mouth rod of moulding is added filter stick form composite tip stick;
G, the yew paper of the solid type elementary section in the composite tip stick is carried out office's punching.
Select with one or more of PLA, PVC, PCL as raw material; Through adding triacetyl glycerine, citrate, epoxidized soybean oil and acetyl tributyl citrate three hot; Normal temperature and pressure mixes down 30min, mixed proportion be 9:1-2:1-2:1-3 as plasticizer, modifier is ATBC; Process solid type mouth rod unit with the plasticizer ratio for the 6.5:1-3 modification forms new composite, then the yew paper section of wrapping up solid type mouth rod unit is carried out double totally 14 of laser boring.Compare fume indication with contrast.Inhaling the flavor style does not have negative effect, and the flue gas soften rises, and flue gas is slightly light.

Claims (6)

1. the solid shape composite tip stick that ventilates is characterized in that, is on the corresponding yew paper of the decompression zone position of solid shape elementary section, to carry out laser boring.
2. the solid shape composite tip stick of ventilation according to claim 1 is characterized in that, it be with one or more of PLA, PVC, PCL as raw material, the composite of processing through mixed processing, modified technique injection moulding then gets, its concrete steps are:
A, raw material: screen pollution-free, can be biodegradable, one or more of the PLA of color between transparent and translucent, PVC, PCL;
B, material incipient melting, temperature reaches the raw material fusing point;
C, plasticizer, modifier etc. are added in the raw material 1:1~5 by a certain percentage;
D, stir, raw material and auxiliary material are mixed;
E, with steps d gained raw material, use the injection moulding injection mo(u)lding by machine on the solid shape mouth rod design drawing;
F, the solid shape mouth rod of moulding is added filter stick form composite tip stick;
G, the yew paper of the solid type elementary section in the composite tip stick is carried out laser boring.
3. according to the solid shape composite tip stick of the said ventilation of claim 1, it is characterized in that the quantity of yew paper punching is 1-15, each hole depth is not passed forming paper for passing yew paper, and punching is poroid into minutia.
4. according to the said solid shape mouth rod recombiner unit of claim 2, it is characterized in that its raw material is medical grade PLA, one or several mixing in medical PCL or the medical grade PVC.
5. according to the said solid shape mouth rod recombiner unit of claim 2, it is characterized in that plasticizer is hot one or more of triacetyl glycerine triacetyl glycerine, citrate, epoxidized soybean oil, acetyl tributyl citrate three, the triacetyl glycerine mass ratio is 60-100%.
6. according to the said solid shape mouth rod recombiner unit of claim 2, it is characterized in that modifier is ATBC or triacetyl glycerine.
CN2011103543932A 2011-11-10 2011-11-10 Ventilative shape-fixed compound tip sticks and preparation method thereof Pending CN102511929A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN2011103543932A CN102511929A (en) 2011-11-10 2011-11-10 Ventilative shape-fixed compound tip sticks and preparation method thereof

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Publication Number Publication Date
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109310144A (en) * 2016-06-30 2019-02-05 菲利普莫里斯生产公司 Smoking articles with transparent packaging
CN109645564A (en) * 2018-11-30 2019-04-19 湖北中烟工业有限责任公司 A kind of composite plasticizer for cigarette filter rod and its application

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1198080A (en) * 1995-09-29 1998-11-04 生物技术生物学自然包装有限公司 Biodegradable filter material and method for producing same
CN2545843Y (en) * 2002-05-24 2003-04-23 牡丹江恒丰纸业股份有限公司 High-Permeability forming paper for cigarette filtering holder
US7762267B2 (en) * 2002-11-13 2010-07-27 Biotec Biologische Naturverpackungen Gmbh & Co. Kg Filter element
CN101822429A (en) * 2010-06-08 2010-09-08 郑敦森 Cigarette filter tip
CN101966011A (en) * 2010-09-28 2011-02-09 广东中烟工业有限责任公司 Tar-reducing and fragrance-increasing method for cigarette filter stick and application thereof
CN102046034A (en) * 2008-05-30 2011-05-04 英美烟草(投资)有限公司 Filter for a smoking article

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1198080A (en) * 1995-09-29 1998-11-04 生物技术生物学自然包装有限公司 Biodegradable filter material and method for producing same
CN2545843Y (en) * 2002-05-24 2003-04-23 牡丹江恒丰纸业股份有限公司 High-Permeability forming paper for cigarette filtering holder
US7762267B2 (en) * 2002-11-13 2010-07-27 Biotec Biologische Naturverpackungen Gmbh & Co. Kg Filter element
CN102046034A (en) * 2008-05-30 2011-05-04 英美烟草(投资)有限公司 Filter for a smoking article
CN101822429A (en) * 2010-06-08 2010-09-08 郑敦森 Cigarette filter tip
CN101966011A (en) * 2010-09-28 2011-02-09 广东中烟工业有限责任公司 Tar-reducing and fragrance-increasing method for cigarette filter stick and application thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109310144A (en) * 2016-06-30 2019-02-05 菲利普莫里斯生产公司 Smoking articles with transparent packaging
CN109310144B (en) * 2016-06-30 2021-09-14 菲利普莫里斯生产公司 Smoking article, mouthpiece for smoking article and method of forming same
CN109645564A (en) * 2018-11-30 2019-04-19 湖北中烟工业有限责任公司 A kind of composite plasticizer for cigarette filter rod and its application

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Application publication date: 20120627